Heap filter laminar air flow cabinet LAF-3001. is a kind of clean bench widely used in medical treatment, chemical experiment, electron, precise machinery, instrument, apparatus, medical preparation, operating room, foodstuff, drinks, daily-use cosmetic, stock raising and aviation, as well as providing germfree dustless clean environment. light-touch type switch and dual-speed voltage regulation device to keep wind speed in working area in ideal state. Operate with LED panel. The material of the work area is 304 stainless steel.